GOST 11629-75

Copper-phosphorus alloys. Methods for the determination of phosphorus

Feeds, mixed feeds and raw material. Determination of mass fraction of nitrogen and calculation of mass fraction of crude protein. Kjeldahl method

Occupational safety standards system. Chemical protective suits against solid, liquid and gaseous chemicals, including solid and liquid aerosols. Technical requirements and test methods for gas-tight (type 1) chemical protective suits in emergency conditions

Microwave electronic modules. Classification and system of designations

Food products. Methods for detection and quantity determination of coliforms

Carriage holder with cross fastening of bar cutters, open. Design and dimensions